It is a fact that many XML query languages lack support for update operations. Those that have minimal support do not concern with preserving documents' constraints, and cons...
A flexible mandatory access control policy (MAC) for XML databases is presented in this paper. The label type and label access policy can be defined according to the requirements ...
When hosting XML information on relational backends, a mapping has to be established between the schemas of the information source and the target storage repositories. A rich body ...
We present an approach of how to automatically extract an XML document structure from a conceptual data model that describes the content of the document. We use UML class diagrams ...
Abstract. Schema mappings play a central role in both data integration and data exchange, and are understood as high-level specifications describing the relationships between data...